Prosecutors have presented a grand jury with their evidence against D4vd, sources confirmed to Us Weekly, as Los Angeles authorities continue to pursue murder charges against the singer several months after the dismembered body of 15-year-old Celeste Rivas was recovered from the trunk of a Tesla registered in his name. A prosecution source who spoke on condition of anonymity confirmed to Us Weekly grand jurors have already started mulling evidence in the case. They've also heard key testimony from case witnesses, the source said.